What does Sis mean?
VARIANT CisCREATIVE FORMS
(female) Sia, Sise, ..
(male) Sisa, Sive, .. MIDDLE NAME PAIRINGS
Sis Jessalyn (S.J.), ..
How popular is Sis?
Sis is an uncommon first name for women but a very popular surname for both adults and children (#56120 out of 150436, Top 37%). (2000 U.S. CENSUS)
Which version is better?with its source form and related girl names. The only prominent variation form of Sis (NOT IN TOP 2000) is Cicely. Other variants, like Sissy, are seldom used. This relation of Sis was favored as a baby name 45 years ago (#1136). (TOP 2000 NAMES, 2015)